Merge pull request #22 from dongpf/master

close SequenceFile.Reader after assertOutput in test1 and test2 of TestRollup
Possible fix for Cygwin problem with TupleSolrOutputFormat #23
Merge branch 'master' of github.com:datasalt/pangool
Merge pull request #1 from datasalt/master

pull new patch of TestSolrOutputFormat